package org.gcb.core.sandbox;

import org.gcb.core.sandbox.SlotListener;

/**
 *
 * @author Jason
 */
public interface SlotModel<T> {

    public boolean isEmpty();
    public T getItem();
    public void setItem(T item);
    public void addSlotListener(SlotListener l);
    public void removeSlotListener(SlotListener l);
}
